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Toppan develops dual-interface smart card featuring post-quantum cryptography

Toppan launches the first smart card designed to thwart future quantum computing hacks for secure contact and contactless payments.

Curated by Financing Your Way from original reporting by Finextra — Lending. Summary is AI-assisted and editorially reviewed — see our editorial standards.

FYWBy Financing Your Way EditorialAugust 3, 2026

Data security is entering a new era, and your payment hardware is starting to catch up. Toppan has developed the world's first 'post-quantum cryptography' (PQC) smart card. While quantum computing sounds like science fiction, it represents a real future threat to standard encryption. This card is designed to remain unhackable even against the massive processing power of future quantum computers. For retailers, this represents the next generation of hardware security for both contact and contactless transactions. You do not need to swap your terminals today, but this launch signals a shift in the manufacturing standards for credit and financing cards. As hackers become more sophisticated, lenders will eventually migrate to these PQC-enabled cards to prevent identity theft and fraudulent transactions at your point of sale. This technology ensures that even as computing power evolves, the bridge between the customer's card and your payment terminal remains secure. It is a proactive step toward protecting merchant accounts from the long-term risks of high-tech data breaches.

Source: Finextra — Lending

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